#!/usr/bin/perl
use warnings;
use strict;

my $file = "articles.txt";

open( FILE, "< $file" );
my @all = <FILE>;
close FILE;
my $temp;
my ( @art, @produce, @prices, @descriptions );

foreach $temp (@all) {
    if ( $temp =~ m/\[(.*)\]/ ) {
        push @art, $1;
    }
}

foreach $temp (@all) {
    if ( $temp =~ m/produce=(.*)/ ) {
        push @produce, $1;
    }
}

foreach $temp (@all) {
    if ( $temp =~ m/price=(.*)/ ) {
        push @prices, $1;
    }
}

foreach $temp (@all) {
    if ( $temp =~ m/descriptions=(.*)/ ) {
        push @descriptions, $1;
    }
}